ssl: Structural perarparation to support DTLS

Also phase in tls module as main API instead of ssl. To
make API clearer. As TLS is the new protocol name.
Maybe keep some API functions in ssl

1 files changed, 50 insertions, 0 deletions

diff --git a/lib/ssl/src/dtls_handshake.hrl b/lib/ssl/src/dtls_handshake.hrl
new file mode 100644
index 0000000000..db7b8596ae
--- /dev/null
+++ b/lib/ssl/src/dtls_handshake.hrl
@@ -0,0 +1,50 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2013-2013. All Rights Reserved.
+%%
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%%
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+%%
+%%----------------------------------------------------------------------
+%% Purpose: Record and constant defenitions for the DTLS-handshake protocol
+%% that differs from TLS see RFC 6347 
+%%----------------------------------------------------------------------
+-ifndef(dtls_handshake).
+-define(dtls_handshake, true).
+
+-include("ssl_handshake.hrl"). %% Common TLS and DTLS records and Constantes
+
+-record(client_hello, {
+	  client_version,
+	  random,             
+	  session_id,          % opaque SessionID<0..32>
+	  cookie,              % opaque<2..2^16-1>
+	  cipher_suites,       % cipher_suites<2..2^16-1>
+	  compression_methods, % compression_methods<1..2^8-1>,
+	  %% Extensions
+	  renegotiation_info,
+	  hash_signs,          % supported combinations of hashes/signature algos
+	  next_protocol_negotiation = undefined % [binary()]
+	 }).
+
+-record(hello_verify_request  {
+	  protocol_version,
+	  cookie
+	 }).
+
+-define(HELLO_VERIFY_REQUEST, 3).
+
+-endif. % -ifdef(dtls_handshake).